<!DOCTYPE HTML>
<html>
<body style="overflow:hidden; height:3000px">
  <div style="position:absolute; background:black; top:0; left:0; width:500px; height:100px;"></div>
  <div style="position:absolute; background:blue; top:200px; left:0; width:500px; height:400px;"></div>
</body>
</html>
